supply of divisional purchase of various surgical items , disposable plastic syringe without needle 20ml [ warranty period: 30 months after the date of delivery ] ] , sterile disposable i v cannula size -26 with catheter and injection valve / port [ warranty period: 30 months after the date of delivery ] ] , oxygen face mask paediatric isi certified [ warranty period: 30 months after th e date of delivery ] ] , non-rebreather mask (high concentratration oxygen mask with reservoir bag.) latex fr ee transparent mask and non kinking tubing 7 ft. a low resistance check valve on either side of the ma sk to prevent the rebreathing through the mask and allow the exhaled gas to escape with reservoir ba g. [ warranty period: 30 months after the date of delivery ] ]